vectra wont start

[damien whiley]

hi i need help lol i had a cam chain snap on my 2.2 vectra sri 150 i stripped it out and replace everythink that needed replacing ,i put it all back together and go to start it and it did not start, it turned over but did not fire .i made sure i had fuel fuel was ok and cheaked spark had no spark and now do not no where to start .is there any one wit any ideas to get me out of this muddle

[Bouncer]

It could be 3 things the crank or cam sensor. replace the pair . or knock sensor

[BigP]

I'm not very mechanical mate but you might want to have a look on z22se.co.uk, they are all about the 2.2 engine, Direct and Indirect injection.